Pith Number

pith:OWBNUUCC

pith:2021:OWBNUUCCV7PZYDWUO4X2GUI2A6

not attested not anchored not stored refs pending

Investigating variations in the dust emissivity index in the Andromeda galaxy

A. P. Whitworth, A. Schruba, G. Athikkat-Eknath, K. A. Marsh, M. W. L. Smith, S. A. Eales

arxiv:2110.14668 v1 · 2021-10-27 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWBNUUCCV7PZYDWUO4X2GUI2A6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:32:25.528107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7582da5042afdf9c0ed4772fa3511a07b1e072c75648eb1b79fcb25c1ba4e171

Aliases

arxiv: 2110.14668 · arxiv_version: 2110.14668v1 · doi: 10.48550/arxiv.2110.14668 · pith_short_12: OWBNUUCCV7PZ · pith_short_16: OWBNUUCCV7PZYDWU · pith_short_8: OWBNUUCC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OWBNUUCCV7PZYDWUO4X2GUI2A6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7582da5042afdf9c0ed4772fa3511a07b1e072c75648eb1b79fcb25c1ba4e171

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30d4339fe5b28568f4e74482f10eef6de65532b4bca035a3e2eb56ae3169b296",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-10-27T18:00:08Z",
    "title_canon_sha256": "27cd202b6312e374a4ce3f76ef48171e15452e19ab8c83e7de0b49235196c836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14668",
    "kind": "arxiv",
    "version": 1
  }
}